Police in Sweden have detained a 15-year-old girl on suspicion of preparing for murder. The investigation began following indications she was planning a violent act. According to prosecutors speaking to Swedish radio station Ekot, the girl had contact with Liam Nebel. Nebel is the suspect in the school shooting that occurred in Fagersta. Details regarding the nature of their contact have not yet been released by authorities. The girl is currently being held while the investigation progresses, with authorities working to determine the extent of her alleged plans and connection to Nebel. This development adds a new layer to the ongoing investigation surrounding the Fagersta school shooting.